Barend Gehrels 95454e4c8e [traverse] redo, isolated MUST be checked. Checking interior/exterior ring is
then redundant again, besides that it does not work for differences.
This breaks case_134 but that must be fixed differently.

After this change, recursive_polygons test is flawless
w.r.t. intersections/unions (validity/with self turns not yet checked)
2017-06-05 17:45:51 +02:00
..
2012-01-12 20:58:20 +00:00
2013-10-24 06:10:34 +00:00
2016-08-15 19:38:46 +03:00
2012-01-12 20:58:20 +00:00